HD6473258P datasheet(9/301 Pages) RENESAS

9 / 301 page

12.3.2 Exit from Sleep Mode ............................................................................................. 222

12.4 Software Standby Mode........................................................................................................ 222

12.4.1 Transition to Software Standby Mode ..................................................................... 223

12.4.2 Exit from Software Standby Mode.......................................................................... 223

12.4.3 Sample Application of Software Standby Mode ..................................................... 223

12.4.4 Notes on Current Dissipation .................................................................................. 224

12.5 Hardware Standby Mode ...................................................................................................... 225

12.5.1 Transition to Hardware Standby Mode.................................................................... 225

12.5.2 Recovery from Hardware Standby Mode................................................................ 226

12.5.3 Timing Relationships............................................................................................... 226

Section 13. E-Clock Interface................................................................................................227

13.1 Overview............................................................................................................................... 227

Section 14. Clock Pulse Generator.......................................................................................231

14.1 Overview............................................................................................................................... 231

14.1.1 Block Diagram......................................................................................................... 231

14.2 Oscillator Circuit................................................................................................................... 231

14.3 System Clock Divider........................................................................................................... 234

Section 15. Electrical Specifications....................................................................................235

15.1 Absolute Maximum Ratings ................................................................................................. 235

15.2 Electrical Characteristics ...................................................................................................... 235

15.2.1 DC Characteristics................................................................................................... 235

15.2.2 AC Characteristics................................................................................................... 242

15.3 MCU Operational Timing..................................................................................................... 246

15.3.1 Bus Timing .............................................................................................................. 246

15.3.2 Control Signal Timing ............................................................................................. 248

15.3.3 16-Bit Free-Running Timer Timing ........................................................................ 251

15.3.4 8-Bit Timer Timing.................................................................................................. 252

15.3.5 Serial Communication Interface Timing ................................................................. 253

15.3.6 I/O Port Timing........................................................................................................ 254

15.3.7 Parallel Handshake Interface Timing ...................................................................... 254

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